#155C8D#155C8D

#155C8D is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.8% C 0.104 H 244.6°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#155C8D
RGB	rgb(21, 92, 141)
HSL	hsl(205, 74%, 32%)
HSV	hsv(205, 85%, 55%)
CMYK	cmyk(85.1%, 34.8%, 0%, 44.7%)
CIE-LAB	lab(37.36, -2.61, -33.02)
CIE-LCH	lch(37.36, 33.13, 265.48°)
OKLab	oklab(45.81% -0.0445 -0.094)
OKLCH	oklch(45.81% 0.104 244.6)
XYZ	xyz(8.9422, 9.7357, 26.6020)
Luminance	0.0974 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C8D #8D4615

analogous

#158D82 #155C8D #15208D

triadic

#155C8D #8D155C #5C8D15

tetradic

#155C8D #82158D #8D4615 #208D15

square

#155C8D #82158D #8D4615 #208D15

split-complementary

#155C8D #8D1520 #8D8215

monochromatic

#051622 #0D3958 #155C8D #1D7FC2 #3B9EE2

Accessibility & contrast

On white

7.12

#155C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#155C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C8D

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C8D	#FFFFFF	#000000	##FFFFFF
##155C8D	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455E8F

Deuteranopia (green-blind)

#34538C

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #155c8d;
/* rgb */ color: rgb(21, 92, 141);
/* oklch */ color: oklch(45.8% 0.104 244.6);

Tailwind

colors: {
  custom: {
    50: '#6989ae',
    500: '#155c8d',
    950: '#000000',
  },
}

SCSS

$custom: #155c8d;
$custom-light: #6989ae;
$custom-dark: #000000;

JSON

{
  "hex": "#155c8d",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 141
  },
  "hsl": {
    "h": 204.5,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.45812,
    "c": 0.10397,
    "h": 244.6
  },
  "luminance": 0.09737
}

Semantic roles & 50–950 ramp

primary

#155C8D

secondary

#C1733D

accent

#8337F1

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #155C8D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →